Filter SPI Rx DMA complete event in HAL_SPI_TxRxCpltCallback()
Posted on September 13, 2017 at 16:05I'm using SPI with DMA for both Tx and Rx. So I call the relevant HAL API : 'HAL_SPI_TransmitReceive_DMA()'. And I only want to response to the Rx complete event. I find two possible places to filter the event: ...